docstr: Get the best pytorch model.
docstr_tok: ["Get","the","best","pytorch","model","."]
code: def get_best_model(self):
      """
      Get the best pytorch model.
      """
      return self.auto_est.get_best_model()
  
file_path: BigDL/python/chronos/src/bigdl/chronos/autots/model/base_automodel.py
imports: import os
  import json
  from bigdl.chronos.autots.utils import recalculate_n_sampling
  import warnings
label_desc: Use image node_id 11 for calling the BaseAutomodel obj's underlying member method code with example usage: obj.get_best_model() and returns: self